mir-algorithm v0.6.21: Python and C++ interconnection + API sugar

[Ilya Yaroshenko]

On Wednesday, 11 October 2017 at 18:31:30 UTC, jmh530 wrote:
> On Wednesday, 11 October 2017 at 18:00:03 UTC, Ilya Yaroshenko 
> Have you had a chance to look at the latest versions of:
> https://github.com/libmir/mir-algorithm/pull/95

Still needs review; sorry for slow process

> https://github.com/libmir/numir/pull/10

LGTM